Home / 497,110.56-685,778.04-336,021.84

Finding the Fourth Proportional to 497,110.56, 685,778.04 and 336,021.84

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Solution

The fourth proportional to 497,110.56, 685,778.04 and 336,021.84 is: 463,551.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    497,110.56 : 685,778.04 = 336,021.84 : x
  2. Step 2: Convert to fraction form
    497,110.56/685,778.04 = 336,021.84/x
  3. Step 3: Cross multiply
    497,110.56x = 685,778.04 × 336,021.84
  4. Step 4: Simplify right side
    497,110.56x = 230,436,398,832.39
  5. Step 5: Solve for x
    x = 230,436,398,832.39/497,110.56
  6. Step 6: Final answer
    x = 463,551.61

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.